| 2021-06-14 | Atara Biotherapeutics, Inc. ATRA | Chief Commercial Officer | 32,333 0.0349% | $14.57 | $471,065 | -0.48% | ||
| 2021-06-11 | Atara Biotherapeutics, Inc. ATRA | Chief Commercial Officer | 2,021 0.0022% | $14.50 | $29,305 | +1.63% | ||
| 2021-05-18 | Sale | Atara Biotherapeutics, Inc. ATRA | Chief Commercial Officer | 761 0.0008% | $14.55 | $11,073 | +0.55% |